Biology

Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > Immunology

rheumatoid arthritis

Biology; Immunology

Autoimmune, inflammatory disease of the joints.

rheumatoid factor

Biology; Immunology

An autoantibody (usually IgM) that reacts with the individual's own IgG; present in rheumatoid arthritis.

second set rejection

Biology; Immunology

Accelerated rejection of an allograft in a primed recipient.

accessory cell

Biology; Immunology

A cell required to initiate immune response, often used to describe antigen-presenting cell.

accessory molecules

Biology; Immunology

Molecules other than the antigen receptor and major histocompatability complex (MHC) that participate in cognitive, activation, and effector functions of T lymphocyte ...

acute-phase proteins

Biology; Immunology

A series of proteins, found in the blood shortly after the onset of an infection, that participate in the early phases of host defense against infection.

acute-phase response (APR)

Biology; Immunology

An early response stimulated by cytokines which include interleukin-1, interleukin-6, interferons and tumor necrosis factor. As a result, acute phase proteins. These include ...